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Index/Topics/Demographic modeling

Demographic modeling

The use of demographic modeling to estimate the number of undocumented immigrants, as opposed to survey-based methods.

Fact-Checks

4 results
Jan 11, 2026
Most Viewed

What have peer‑reviewed studies estimated for direct and indirect deaths in Gaza up to the end of 2024 and what methodologies did they use?

Two peer‑reviewed demographic and epidemiological studies produce converging but not identical estimates of direct (violent/traumatic) deaths in Gaza through the end of 2024: a pseudo‑Bayesian demogra...

Feb 2, 2026

In 2016 how many undocumented or illegals were in the USA?

The most widely cited, survey-based estimates place the number of undocumented (unauthorized) immigrants in in 2016 at roughly 10.7–11.4 million, a figure reported by , , and echoed in analyses . Howe...

Feb 2, 2026

In 2010 how many undocumented or illegals were in the USA

Contemporary, widely cited estimates place the unauthorized (undocumented or “illegal”) immigrant population in the in 2010 at roughly to 11.5 million people, with Pew’s March‑2010 estimate at 11.2 mi...

Feb 1, 2026

What are the main methodological criticisms of high-end estimates like the Yale 22.1 million figure?

High-end estimates such as the / paper’s mean of undocumented immigrants hinge on a complex that produced a wide 95% probability range (16–29 million) after one million simulations, and the main metho...

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